﻿#region License
// ----------------------------------------------------------------------
// XcoServiceConfiguration.cs
// 
// This file is part of the XcoAppSpace package which is developed 
// and licensed by www.xcoordination.org. 
//
// Copyright (C) 2009: Markus Karolus, Thomas Scheller, Ralf Westphal
//
// This program is free software; you can redistribute it and/or
// modify it under the terms of the GNU General Public License version 2
// as published by the Free Software Foundation.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
// or  http://www.gnu.org/licenses/gpl-2.0.html.
//
// Linking this library statically or dynamically with other modules is
// making a combined work based on this library.  Thus, the terms and
// conditions of the GNU General Public License cover the whole
// combination.
// 
// As a special exception, the copyright holders of this library give you
// permission to link this library with independent modules to produce an
// executable, regardless of the license terms of these independent
// modules, and to copy and distribute the resulting executable under
// terms of your choice, provided that you also meet, for each linked
// independent module, the terms and conditions of the license of that
// module.  An independent module is a module which is not derived from
// or based on this library.  If you modify this library, you may extend
// this exception to your version of the library, but you are not
// obligated to do so. If you do not wish to do so, delete this
// exception statement from your version.
// ----------------------------------------------------------------------
#endregion

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;

namespace XcoAppSpaces.Contracts.Service
{
	/// <summary>
	/// Configuration for an IXcoService instance.
	/// </summary>
	public class XcoServiceConfiguration
	{
		/// <summary>
		/// The name of the service.
		/// </summary>
		public string Name { get; set; }

		/// <summary>
		/// True if the service is a default service. (E.g. default communication service which
		/// is used as default by the space if no other communication service is chosen)
		/// </summary>
		public bool IsDefault { get; set; }

		/// <summary>
		/// The service instance.
		/// </summary>
		public IXcoService Service { get; set; }

		/// <summary>
		/// The type of the service.
		/// </summary>
		public Type ServiceType { get; set; }

		/// <summary>
		/// Explicit mappings to other services. Meaning of the mappings depends on the type of the service.
		/// </summary>
		public Dictionary<Type, string> Mappings { get; set; }

		/// <summary>
		/// Adds a mapping for the given service type.
		/// </summary>
		/// <typeparam name="T">The service type.</typeparam>
		/// <returns>Mapping for the given type.</returns>
		public void AddMapping<T>(string serviceName)
		{
			if (Mappings == null)
				Mappings = new Dictionary<Type, string>();
			Mappings.Add(typeof(T), serviceName);
		}

		/// <summary>
		/// Gets the mapping name that is registered for the given service type, or null of no mapping exists.
		/// </summary>
		/// <typeparam name="T">The service type.</typeparam>
		/// <returns>Mapping for the given type.</returns>
		public string GetMapping<T>()
		{
			if (!Mappings.ContainsKey(typeof(T)))
				return null;
			return Mappings[typeof(T)];
		}
	}

	/// <summary>
	/// Configuration for an IXcoService instance.
	/// </summary>
	public class XcoServiceConfiguration<T> : XcoServiceConfiguration
		where T : IXcoService
	{
		/// <summary>
		/// The service instance.
		/// </summary>
		public new T Service
		{
			get { return (T) base.Service; }
			set { base.Service = value; }
		}

		/// <summary>
		/// Creates a new XcoServiceConfiguration.
		/// </summary>
		public XcoServiceConfiguration()
		{
			this.ServiceType = typeof(T);
		}

		
	}
}
